R/sirt_fisherz.R

In sirt: Supplementary Item Response Theory Models

Defines functions sirt_fisherz

Documented in sirt_fisherz

## File Name: sirt_fisherz.R
## File Version: 0.07


### just a copy of fisherz from psych package
sirt_fisherz <- function(rho)
{
    0.5 * log((1 + rho)/(1 - rho))
}

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